Found 104 datasets matching "raven".
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Timeseries data from 'RAVEN RIVER NEAR RAVEN' (ca_hydro_05CB004)
Search relevance: 136.55 | Views last month: 0 -
Timeseries data from 'Raven Bay, AK' (noaa_nos_co_ops_9462573)
Search relevance: 120.04 | Views last month: 0 -
These data represent predicted common raven (Corvus corax) density (ravens/square-km) derived from random forest models given field site unit-specific estimates of raven density that were obtained...
Search relevance: 116.69 | Views last month: 3 -
Rasters representing median raven density estimates, calculated from approximately 28,000 raven point count surveys conducted between 2009 and 2019. Estimates were the result of a Bayesian...
Search relevance: 103.56 | Views last month: 6 -
These data identify the mean population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018, delineated by ecoregions defined by the...
Search relevance: 96.91 | Views last month: 0 -
Predicted common raven (Corvus corax) impacts within greater sage-grouse (Centrocercus urophasianus) concentration areas across the Great Basin, USA, 2007–2016. Predicted impacts were based on a...
Search relevance: 87.27 | Views last month: 0 -
These rasters are the result of calculating the difference in Greater Sage-grouse nest survival after a simulated reduction of raven density to 0.1 ravens per square kilometer. The difference in...
Search relevance: 86.78 | Views last month: 0 -
The datasets used in the creation of the predicted Habitat Suitability models includes the CWHR range maps of Californias regularly-occurring vertebrates which were digitized as GIS layers to...
Search relevance: 83.79 | Views last month: 0 -
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias wildlife. The CWHR...
Search relevance: 82.86 | Views last month: 0 -
These data identify the mean annual population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018.
Search relevance: 81.50 | Views last month: 0 -
These tables serve as input data for hierarchical models investigating interactions between raven density and Greater Sage-grouse nest success. Observations were recorded over an 11 year time...
Search relevance: 81.42 | Views last month: 0 -
These data identify the mean annual population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018.
Search relevance: 79.26 | Views last month: 0 -
This model archive summary documents the suspended-sediment concentration (SSC) model developed to estimate 15-minute SSC at North Fork Gunnison River below Raven Gulch, U.S. Geological Survey...
Search relevance: 60.31 | Views last month: 0 -
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for Paleoclimatology. The associated NCEI...
Search relevance: 55.76 | Views last month: 0 -
We generated a spatially explicit map of categories of expected occurrence and density associated with predicted concentrations of resident and transient common ravens (Corvus corax; ravens) using...
Search relevance: 53.35 | Views last month: 0 -
Predictions of raven occurrence intersected with high impact areas for sage-grouse populations. The index highlights regions where elevated raven occurrence is likely to impact breeding sage-grouse
Search relevance: 48.76 | Views last month: 0 -
Raven point counts were related to landscape covariates using Bayesian hierarchical occupancy models and the mean of the predicted posterior distribution for raven occurrence was used to visualize results.
Search relevance: 47.18 | Views last month: 1 -
Predictions of an anthropogenic influence on raven occurrence index intersected with sage-grouse concentration areas. The anthropogenic influence index indicates where resource subsidies are...
Search relevance: 47.04 | Views last month: 0 -
We combined approximately 28,000 raven point count surveys with data from more than 900 sage-grouse nests between 2009 and 2019 within the Great Basin, USA. We modeled variation in raven density...
Search relevance: 46.81 | Views last month: 1 -
An index of anthropogenic influences on raven populations. Raven point counts were related to landscape covariates using Bayesian hierarchical occupancy models and the means of the posterior...
Search relevance: 45.58 | Views last month: 0
